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NavSource Online: Submarine Photo Archive


Patches contributed by Mike Smolinski

Medregal (SS-480) (AGSS-480)

Radio Call Sign: November - Yankee - Echo - Alpha

Tench Class Submarine: Laid down, 21 August 1944, at Portsmouth Navy Yard, Kittery, ME.; Launched, 15 December 1944; Commissioned USS Medregal (SS-480), 14 April 1945; Converted to a snorkel-type submarine at Charleston, SC, March to November 1952; Reclassified Auxiliary Research Submarine (AGSS-480), On 17 June 1957 Medregal entered Charleston Naval Shipyard for conversion to a missile-guidance submarine. She completed overhaul 22 November (DANFS). She was re-designated Auxiliary Research Submarine (AGSS-480) on 1 May 1967 (Friedman, Bauer) and SS-480 on 1 October 1969 (Friedman, Bauer).Decommissioned, and struck from the Naval Register, 1 August 1970; Final Disposition, sold for scrapping 13 June 1972 to Nicolai Joffe Co., Beverly Hills, CA for $ 83,710.00 & scrapped in San Pedro, CA.
Partial data submitted by Ron Reeves, HTC, USNR (ret.) & Yves Hubert.

Specifications: Displacement, Surfaced: 1,570 t., Submerged: 2,414 t.; Length 311' 8"; Beam 27' 4"; Draft 15' 3"; Speed, Surfaced 20.25 kts, Submerged 8.75 kts; Cruising Range, 11,000 miles surfaced at 10kts; Submerged Endurance, 48 hours at 2kts; Operating Depth, 400 ft; Complement 7 Officers 69 Enlisted; Armament, ten 21" torpedo tubes, six forward, four aft, 24 torpedoes, one 5"/25 deck gun, two 20mm guns, two .30 cal. machine guns; Patrol Endurance 75 days; Propulsion, diesel-electric reduction gear with four Fairbanks Morse main generator engines, 5,400HP, Fuel Capacity, 113,510 gal., two Elliot Motor Co. main motors with 2,740HP, two 126-cell main storage batteries, two propellers.

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Medregal16kCommemorative postal cover on the occasion of Medregal's (SS-480) launching, 15 December 1944 at Portsmouth Navy Yard, Kittery, ME.Courtesy of Jack Treutle.
Medregal26kCommemorative launch day badge from Medregal's (SS-480) launching, 15 December 1944.Courtesy of James A Munroe in remembrance of his father Raymond L. Munroe Sr. who worked at the yard during WW II & Korean wars as a chauffeur.
Medregal51k Medregal (SS-480) circa WW II photo.USN photo.
480, 343  & 34783kMedregal (SS-480), Clamagore (SS-343) & Cubera (SS-347), at Key West in 1948.Courtesy of Jack Treutle.
Medregal160kThe Medregal (SS-480) was overhauled at the Charleston Shipyard in 1952. The overhaul was completed three weeks ahead of schedule despite the addition of a Snorkel system. USN photo courtesy of Robert Hall.
Medregal451kThe Medregal (SS-480) still sports a deck gun, 17 February 1953.USN photo # USN 477652 courtesy of Scott Koen & ussnewyork.com.
Medregal184kSubmarine races between the Medregal (SS-480) & the Marlin (SST-2), circa mid 1950's.Courtesy of John Hummel.
Medregal726kFrom left to right: Mackerel (SST-1), unknown, Medregal (SS-480), Batfish (SS-310) & Chivo (SS-341) at Key West, 1955.Courtesy of John Hummel.
Medregal156kMedregal (SS-480) underway, Pacific Ocean, 1961.US Navy photo from the Dictionary of American Naval Fighting Ships, courtesy of Joe Radigan, MACM, USN Ret.
Medregal71kStarboard side view of the Medregal (SS-480) underway, circa 1960's.US Navy photo courtesy of Scott Koen & ussnewyork.com.
Plaice & Medregal 138k Plaice (SS-390) & Medregal (SS-480) at Mare Island, Calif., circa early 1960's. USN photo courtesy of ussubvetsofwwii.org.
Medregal63kMedregal (SS-480) underway, Pacific Ocean,.US Navy photo from ussmedregalss480.homestead.com
Pomodon 248k Medregal (SS-480) underway, off Hawaii. US Navy photo courtesy of Scott Koen & ussnewyork.com.
Pomodon 565k Medregal (SS-480) blazes a trail across the waters (due to too much brightness). US Navy photo courtesy of Scott Koen & ussnewyork.com.
Medregal121kOn 13 July 1965 Medregal (SS-480) was in a collision with a freighter while submerged in the South China Sea. Returned to Subic Bay for repairs. Extensive damage was done to the sail, all periscopes and snorkel system were completely inoperative. After patched up in Subic Bay, returned to Pearl Harbor for a short while then to Mare Island, Vellejo, Calif. for major repairs. Arrived back in Pearl Harbor late December 1965. Text courtesy of wikipedia.org.
US Navy photo # 69642 1965-9-10, courtesy of San Francisco Archives, Mare Island Navy Yard Ship Files via Tracy White @ researcheratlarge.com.
Photo added 01/20/13.
Medregal726k Medregal (SS-480) on 24 July 1968.Courtesy of Chris Howell.
Pomodon 361k Medregal (SS-480) is spelled with two E's, but only one appears. US Navy photo courtesy of Scott Koen & ussnewyork.com.
Medregal101kMedregal (SS-480) decommissioning ceremony, 1 August 1970.US Navy photo from ussmedregalss480.homestead.com
Pomodon 361k View of the decommissioning of the three submarines at Mare Island on 1 August 1970.
Left to right: Pomodon (SS-486), and Medregal (SS-480) outboard of Segundo (SS-398).
Photo # 99510-8-70 TH, courtesy of Mare Vallejo Naval and Historical Museum via Darryl Baker.
Segundo 426k The colors are lowered for the final time aboard Segundo (SS-398) with Medregal (SS-480) outboard. Photo # 99514-8-70 TH, courtesy of Mare Vallejo Naval and Historical Museum via Darryl Baker.
MINSY430k Seven inactive submarines at Mare Island on 30 April 1971.
Left to right: Cusk (SS-348), Rock (SS-274), Bashaw (SS-241), Spinax (SSR-489), Pomodon (SS-486), Medregal (SS-480), and Diodon (SS-349).
Photo by Ted Stone and negative given to the shipyard in 1995.
USN photo courtesy of Darryl Baker.

View the Medregal (SS / AGSS-480)
DANFS history entry located on the Haze Gray & Underway Web Site.
Crew Contact And Reunion Information
U.S. Navy Memorial Foundation
Fleet Reserve Association

Additional Resources and Web Sites of Interest
Tench Class Submarines
Ep-21 (1) - Victory At Sea ~ Full Fathom Five - HQ

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